All of the following are functions of the circulatory system, except
A.
carries blood.
B.
regulates blood pressure.
C.
transports nutrients.
D.
directs blood flow to tissues.
E.
excretes wastes.
E
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Diabetics who don't have access to or refuse their insulin supplementation quickly become starved for glucose. Their body rapidly oxidizes lipids into acetyl CoA, and then into________, which can be used as fuel much like glucose in various places of the body. However, these molecules can build up and raise blood pH, which is life-threatening.
Fill in the blank(s) with the appropriate word(s).
The light and dark bands of a sarcomere are generated by the overlap of:
a. actin and troponin b. actin and tropomyosin c. actin and myosin d. myosin and troponin e. myosin and tropomyosin
Disequilibrium syndrome is a condition in which:
A) large amounts of water move by osmosis into the brain, resulting in an acute subdural hematoma. B) dialysis patients miss one or two of their treatments, resulting in hyperkalemia, azotemia, and hypotension. C) water initially shifts from the bloodstream into the cerebrospinal fluid, causing an increase in intracranial pressure. D) the concentration of urea in the bloodstream is lowered slowly, while the solute concentration of the cerebrospinal fluid remains high.
Which of the following initiates the birth process?
A. CRH targets the fetal anterior pituitary to release ACTH. B. The hypothalamus signals the posterior pituitary to secrete oxytocin. C. Progesterone production levels decrease around six months, while estrogen levels keep increasing making the uterus more likely to contract. D. All of these happen to initiate the birth process.